Acting President Yemi Osinbajo has directed Isaac Adewole, minister of health, to probe the allegations against Usman Yusuf, the suspended executive secretary of the National Health Insurance Scheme (NHIS), TheCable understands.Yusuf was suspended by Adewole last week over allegations of fraud, but he is alleging that it was because he refused to accede to illegal requests from the minister.The house of [...]